| 摘要 |
<p>1. Composite sliding surface bearing for heavy-duty power trains of internal combustion engines, particularly supercharged diesel engines, consisting of a steel backing, an aluminium bearing alloy layer of the type AlSi12CuMgNi, AlSn6Cu, AlZn5SiCuPb or preferably AlZn4, 5SiCuPb applied to said backing and an antifriction layer, characterized in that a zin-phosphate conversion coating of a thickness of 2 to 8 micrometers is formed on the aluminium bearing alloy layer (2) as the antifriction layer (3).</p> |
